package com.company.show.iterators;

import java.util.ArrayList;
import java.util.Collection;
import java.util.Iterator;

/**
 * @author yingfing
 * @create 2020--10--07 16:33
 * @describe
 */
public class Test {
    public static void main(String[] args) {
        Iterator iterator;
        Collection collection;
        ArrayList arrayList;
    }
}
